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lalr1.cc: support compilation with disabled support for exceptions

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Reported by Brooks Moses <bmoses@google.com>
http://lists.gnu.org/archive/html/bison-patches/2018-02/msg00000.html

* data/lalr1.cc (YY_EXCEPTIONS): New.
Use it to disable try/catch clauses.

* doc/bison.texi (C++ Parser Interface): Document it.

* configure.ac (CXXFLAGS_NO_EXCEPTIONS): New.
* tests/atlocal.in: Receive it.
* tests/local.at (AT_FULL_COMPILE, AT_LANG_COMPILE):
Accept a new argument, extra compiler flags.
* tests/calc.at: Run the C++ calculator with exception support disabled.
This commit is contained in:
Akim Demaille
2018-08-17 19:28:50 +02:00
parent 32e0fd1a99
commit 44e76d801f
8 changed files with 68 additions and 28 deletions
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3
tests/atlocal.in
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@@ -50,6 +50,9 @@ CXXFLAGS="$NO_WERROR_CXXFLAGS @WERROR_CXXFLAGS@"
# If 'exit 77'; skip all C++ tests; otherwise ':'.
BISON_CXX_WORKS='@BISON_CXX_WORKS@'
# Compiler flags to disable exception support.
CXXFLAGS_NO_EXCEPTIONS='@CXXFLAGS_NO_EXCEPTIONS@'
# Be sure that the C++ compiler is not broken because of gnulib. This
# cannot be checked in configure (gnulib is not parameterized yet),
# and checking this in every C++ test in AC_COMPILE_CXX is too costly.